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Analog and digital multimeters each have their own advantages and disadvantages. The analog multimeter is an average meter with an intuitive and vivid reading indication. (Generally, the reading valu...[Details]
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This article introduces the main features of LTCR5588-1, block diagram, baseband and 5th order filter and 0.5VCM DAC interface circuit diagram, application circuit and evaluation board circuit diag...[Details]
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Jiwei.com News: On July 8, 2020, Sinoceramic Materials released its performance forecast for the first half of 2020. According to its announcement, the company's net profit attributable to shareholde...[Details]
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1. Both bit and sbit are variable types extended by C51. Bit is similar to int char, except that char = 8 bits and bit = 1 bit. They are all variables, and the compiler assigns addresses during t...[Details]
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What should I do if the LED bulb generates heat? LED will generate heat, and many people think that LED is a cold light source, which only refers to the light-emitting principle of LED. Reasons ...[Details]
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NFC technology has gradually matured in car access control applications and has been mass-produced as a standard feature in some models. At the same time, we have also upgraded and iterated the NFC...[Details]
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After receiving the instrument, our engineers started to test it. After the instrument was turned on, multiple self-test errors occurred and no signal was detected in the entire frequency band. Such...[Details]
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The power amplifier, commonly known as the "loudspeaker", is the most basic device in the audio system. Its task is to amplify the weak electrical signal from the signal source (from the mixing con...[Details]
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Glass rotor flowmeter is an instantaneous flow measurement instrument. Because of its simple use and installation, convenient structure and reading, low price, it is more convenient and intuitive tha...[Details]
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1. Multimeter detection method For fixed capacitors above 0.01μF, the R×1k block of the multimeter can be used to directly test whether the capacitor has a charging process and whether there is a...[Details]
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College physics is a course that closely combines theory and practice in science and engineering majors. Introducing demonstration experiments in the teaching process will enhance the intuitiveness of...[Details]
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1. Design of smart home security system based on single chip microcomputer
Abstract: This paper introduces a design of a multi-node home security system with AT89S52 single-chip microcomputer as th...[Details]
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Facing the massive amount of video data information, it undoubtedly brings more pressure to the security big data information processing. If high-definition is no longer the only development dire...[Details]
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U.S. gaming and computer graphics giant Nvidia, which completed its $7 billion acquisition of Israel's Mellanox Technologies Ltd. in 2020, has announced it will further expand its research and develo...[Details]
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Dear leaders and guests, hello. Today I would like to share with you "Developing Energy Storage Technology to Promote Green and Low-carbon Transformation", which mainly includes the following four poi...[Details]